left cars and burned to ashes and four americans dead, including ambassador chris stevens, president obama as bowling vengeance. >> as for the ones we loss last night i will assure you we will bring the killers to justice. >> these warships are on their way to the libyan coast, as well as dozens of marines and fbi evidence teams as the u.s. disc -- whether the violence was actually planned. >> the question is, was there a series underlying extremists or terrorist act and if so, home. >> we cannot say for sure or for certain it is an al-qaeda event. it has all the hallmarks. but we could determine overtime their baby another organization. >> muslim activists denounced the attacks. >> i condemn them and to note that they are not in keeping with the principles of the islamic printable of justice. >> on the floor of congress, senator john mccain cautioned the libyan assault does not represent the people. >> that is not the real libya. the libya chris stevens knew and learned to love so well. >> the state department has issued a travel and a rise against libya. we are seeing the u.s. stepped up